Overview
The OPA196IDBVR from Texas Instruments is a 36-V, low-power, low offset voltage, rail-to-rail operational amplifier. This device is part of the OPAx196 family, which includes the OPA196, OPA2196, and OPA4196. The OPA196 is designed for high-voltage industrial applications and offers exceptional performance with very low offset voltage, low offset voltage drift, and low bias current. It is available in various packages, including the SOT23-5 package for the OPA196IDBVR variant.
Key Specifications
| Parameter | Typical | Minimum | Maximum | Unit |
|---|---|---|---|---|
| Input Offset Voltage (VOS) | ±25 µV | ±25 µV | ±100 µV | µV |
| Input Offset Voltage Drift (dVOS/dT) | ±0.5 µV/°C | - | - | µV/°C |
| Unity Gain Bandwidth (GBW) | 2.5 MHz | - | - | MHz |
| Slew Rate (SR) | 7.5 V/µs (Rising), 5.5 V/µs (Falling) | - | - | V/µs |
| Quiescent Current (IQ) | 140 µA | - | 200 µA | µA |
| Supply Voltage (VS) | - | ±2.25 V to ±18 V (4.5 V to 36 V) | - | V |
| Operating Temperature Range | - | -40°C | 125°C | °C |
| Output Current | - | - | ±65 mA | mA |
| Capacitive Load Drive | - | - | Up to 1 nF | nF |
Key Features
- Low offset voltage: ±25 µV (typical) and low offset voltage drift: ±0.5 µV/°C (typical)
- Low bias current: ±5 pA (typical)
- Low quiescent current: 140 µA/channel (typical)
- Rail-to-rail input and output capability
- High output current: ±65 mA
- High capacitive load drive: up to 1 nF
- Integrated electromagnetic interference (EMI) filtering
- Thermal protection with thermal hysteresis
Applications
- High-voltage industrial applications
- Bridge sensor amplification
- Thermocouple amplification
- Current sensing
- Optical sensor amplification
- High-voltage level translation
Q & A
- What is the typical input offset voltage of the OPA196?
The typical input offset voltage of the OPA196 is ±25 µV.
- What is the maximum operating temperature range for the OPA196?
The OPA196 operates from -40°C to 125°C.
- What is the unity gain bandwidth of the OPA196?
The unity gain bandwidth of the OPA196 is 2.5 MHz.
- What is the maximum output current of the OPA196?
The maximum output current of the OPA196 is ±65 mA.
- Does the OPA196 have integrated EMI filtering?
- What is the quiescent current per amplifier for the OPA196?
The quiescent current per amplifier for the OPA196 is typically 140 µA.
- What is the capacitive load drive capability of the OPA196?
The OPA196 can drive capacitive loads up to 1 nF.
- What are the common applications of the OPA196?
The OPA196 is commonly used in high-voltage industrial applications, bridge sensor amplification, thermocouple amplification, current sensing, and optical sensor amplification.
- What package types are available for the OPA196IDBVR?
The OPA196IDBVR is available in the SOT23-5 package.
- Does the OPA196 have thermal protection?
